Indian Stronghold (Upper Oreodon) (Oligocene of the United States)
Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.3° N, 95.0° W)
• coordinate based on political unit
• local area-level geographic resolution
When: Poleslide Member (Brule Formation), Whitneyan (33.3 - 30.8 Ma)
• member-level stratigraphic resolution
Environment/lithology: terrestrial
Size class: macrofossils
Primary reference: X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 17342: authorized by John Alroy, entered by John Alroy on 18.10.1995
Creative Commons license: CC BY (attribution)
Taxonomic list
• this is at Cottonwood Pass or just SE of it
Show authors, comments, and common names
Mammalia | |
Colodon sp.2 Marsh 1890 tapir "northeast of Indian Stronghold on the divide between west Big Corral Draw and Cottonwood Creek from a lower Protoceras channel... upper Oreodon beds or lower Poleslide Member"
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"Merycoidodon culbertsoni" = Merycoidodon culbertsonii1
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Cynodesmus thooides Scott 1893 canid Big Corral Draw, Shannon Co., "in Nodular Zone, Stronghold unit, lower Poleslide Member"
"Mesocyon" temnodon Wortman and Matthew 1899 canid NE of Indian Stronghold, top of Upper Oreodon Beds
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